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Detection of the mass of airborne particles in an online optical sensor system by correlation of geometric and inertial filtering

  • R. Schrobenhauser
  • , R. Strzoda
  • , M. Fleischer
  • , M. C. Amann
  • Siemens AG
  • Walter Schottky Institut

Research output: Contribution to journalConference articlepeer-review

Abstract

We present a method combining inertial and geometric filtering to approximate the mass of particles for optical particle detection systems. The method consists of three measurement steps and is based on the difference of the filtering behavior of geometric and inertial filters based on particle size and particle density respectively. Our measurements show the feasibility using polystyrene latex particles with sizes 300/500/900 nm and silica particles with diameters 500 nm and 1000 nm.

Original languageEnglish
Pages (from-to)1109-1112
Number of pages4
JournalProcedia Engineering
Volume47
DOIs
StatePublished - 2012
Event26th European Conference on Solid-State Transducers, EUROSENSOR 2012 - Krakow, Poland
Duration: 9 Sep 201212 Sep 2012

Keywords

  • Filter system
  • Inertial filtering
  • Optical nanoparticle detection

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